var createError = require("http-errors");
var express = require("express");
var path = require("path");
var cookieParser = require("cookie-parser");
var logger = require("morgan");

var indexRouter = require("./routes/web/index");
// 导入 account 接口路由文件
const accountRouter = require("./routes/api/account");
// 导入web auth 路由文件
const authRouter = require("./routes/web/auth");
// 导入api auth 路由文件
const authAipRouter = require("./routes/api/auth")

// 导入 express-session
const session = require("express-session");
const MongoStore = require("connect-mongo");
// 导入配置文件
const { DBHOST, DBPORT, DBNAME } = require("./config/config");

var app = express();

// 设置 session 的中间件
app.use(
  session({
    name: "sid", //设置cookie的name,默认值是:content.sid
    secret: "atguigu", //参与加密的字符串(又称签名)
    saveUninitialized: false, //是否为每次请求都设置一个cookie用来存储session的is
    resave: true, //设置为true表示每次请求都会重新保存session(无感刷新)
    store: MongoStore.create({ // 设置存储session的数据库
      mongoUrl: `mongodb://${DBHOST}:${DBPORT}/${DBNAME}`,
    }),
    cookie: {
      httpOnly: true, // 开启前端无法通过JS操作cookie
      maxAge: 1000 * 60 * 60 * 24 * 7, // 设置有效期7天
    },
  })
);

// view engine setup
app.set("views", path.join(__dirname, "views"));
app.set("view engine", "ejs");

app.use(logger("dev"));
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, "public")));

app.use("/", indexRouter);
app.use("/api", accountRouter);
app.use("/", authRouter);
app.use("/api",authAipRouter)

// catch 404 and forward to error handler
app.use(function (req, res, next) {
  // 响应 404
  res.render('404')
});

// error handler
app.use(function (err, req, res, next) {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get("env") === "development" ? err : {};

  // render the error page
  res.status(err.status || 500);
  res.render("error");
});

module.exports = app;
